Patents by Inventor Gonggang LIU

Gonggang LIU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • ASSEMBLED BAMBOO SLEEPER AND PREPARATION METHOD THEREOF
    Publication number: 20220098799
    Abstract: The present invention discloses an assembled bamboo sleeper, which is obtained by using a bamboo unit as a raw material, dried and modified at the temperature of 110-180° C., undergone coating treatment using a dopamine solution, adhesive dipping, curing and solidifying, assembling and gluing, further solidifying, further treatment using a dopamine solution, and anti-mildew and/or anti-corrosion and/or anti-insect treatment, and then fastened. The present invention further provides a preparation method for the foregoing bamboo sleeper. The bamboo sleeper prepared in the present invention is green and environmentally friendly, and applicable for ballasted tracks of railways and urban rail transit systems.
    Type: Application
    Filed: April 18, 2019
    Publication date: March 31, 2022
    Applicant: HUNAN TAOHUAJIANG BAMBOO SCIENCE & TECHNOLOGY CO., LTD.
    Inventors: Jinbo HU, Jian PENG, Weihong ZENG, Yanhui XIONG, Diqin LIU, Zhicheng XUE, Xianjun LI, Zhiping WU, Shanshan CHANG, Gonggang LIU, Ting LI
  • ONE-STEP INTEGRALLY-FORMED BAMBOO SLEEPER AND PREPARATION METHOD THEREOF
    Publication number: 20220081848
    Abstract: The present invention discloses a one-step integrally-formed bamboo sleeper. For the one-step integrally-formed bamboo sleeper, a bamboo unit is used as a raw material, to be dried and modified at the temperature of 110-180° C., and then subject to adhesive dipping, adhesive throwing, solidification, dopamine solution treatment, anti-mildew and/or anti-corrosion and/or anti-insect treatment, and fastening, to obtain the one-step integrally-formed bamboo sleeper with a density of 0.9-1.5 g/cm3. The present invention further provides a preparation method for the foregoing bamboo sleeper. The bamboo sleeper prepared in the present invention has a suitable elastic modulus, and applicable for ballasted tracks of railways and urban rail transit systems.
    Type: Application
    Filed: April 18, 2019
    Publication date: March 17, 2022
    Applicant: HUNAN TAOHUAJIANG BAMBOO SCIENCE & TECHNOLOGY CO., LTD.
    Inventors: Jinbo HU, Jian PENG, Weihong ZENG, Yanhui XIONG, Diqin LIU, Zhicheng XUE, Xianjun LI, Zhiping WU, Shanshan CHANG, Gonggang LIU, Ting LI